Method and System for Providing Multimedia Portal Contents and Additional Service in a Communication System

1. A method for providing a communication service in a communication system, the method comprising the steps of: receiving, from a first terminal, a session call request message for a second terminal; identifying a compatible communication service used by both the first terminal and the second terminal, and a non-compatible communication service used by one of the first terminal and the second terminal; generating first service capability information for the compatible communication service and second service capability information for the non-compatible communication service; and displaying both the first service capability information and the second service capability information to at least one of the first terminal and the second terminal; wherein the first service capability information comprises a list of at least one communication service usable by both the first terminal and the second terminal, and the second service capability information comprises a list of at least one communication service usable by either the first terminal or the second terminal.

2. The method as claimed in claim 1 , wherein the at least one communication service comprises at least one of a Location Based Service (LBS), a Push-To-All (PTA) service, a Presence Information (PI) service, an Instant Messaging (IM) service, and a conference call service.

3. A server for providing a communication service in a communication system, the server comprising: a receiver; a transmitter; and a controller for, when a session call request message for a second terminal is received from a first terminal, identifying a compatible communication service used by both the first terminal and the second terminal, and a non-compatible communication service used by one of the first terminal and the second terminal, generating first service capability information for the compatible communication service and second service capability information for the non-compatible communication service, and providing for display both the first service capability information and the second service capability information to at least one of the first terminal and the second terminal; wherein the first service capability information comprises a list of at least one communication service usable by both the first terminal and the second terminal, and the second service capability information comprises a list of at least one communication service usable by either the first terminal or the second terminal.

4. The server as claimed in claim 3 , wherein the at least one communication service comprises at least one of a Location Based Service (LBS), a Push-To-All (PTA) service, a Presence Information (PI) service, an Instant Messaging (IM) service, and a conference call service.